Death Note - 01

Death Note anime follows brilliant but disillusioned high school student Light Yagami, who finds a supernatural notebook that allows him to kill anyone by writing their name in it, provided he knows their face. Using the notebook, Light (known as "Kira") launches a crusade to rid the world of criminals and become the god of a new, ordered world. This triggers a thrilling cat-and-mouse game with the world's best detective, "L," who is determined to unmask and stop Kira.